U.S. Patent 6,353,169, entitled "Universal Audio Communications and Control System and Method", to...

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  • 7/25/2019 U.S. Patent 6,353,169, entitled "Universal Audio Communications and Control System and Method", to Gibson, is

    1/28

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    ( 5 ) L o g i c a l c o n n e c t i o n s a r e made t o t h e system s o

    t h a t

    a

    d e v i c e c a n b e p h y s i c a l l y c o n n e c t e d i n t o t h e s y s t e m t h r o u g h

    a n y

    a v a i l a b l e c o n n e c t o r , e . g . ,

    a

    g u i t a r

    d o e s

    n o t

    h a v e t o

    b e

    d i r e c t l y

    p l u g g e d

    i n t o t h e g u i t a r

    a m p l i ? e r .

    ( 6 ) T h e s y s t e m

    h a s

    a

    m u l t i - l a y e r e d

    p r o t o c o l t h a t s u p p o r t s

    many d i f f e r e n t

    p h y s i c a l t r a n s p o r t

    m e d i a

    a n d

    a l l o W s f o r

    s i m p l e

    e x p a n s i o n o f

    b o t h

    t h e number o f a u d i o

    c h a n n e l s a n d

    t h e d a t a b a n d W i d t h .

    ( 7 ) T h e r e c a n b e a f a m i l i a r l o o k i n g ( t o t h e u s e r ) p o i n t t o

    p o i n t

    c o n n e c t i o n

    o f

    d e v i c e s ,

    o r a

    s t a r n e t W o r k ( a n a l o g o u s

    t o

    a

    b r e a k o u t b o x ) c o n ? g u r a t i o n

    f o r m u l t i p l e

    d e v i c e s ,

    t h e r e b y

    s i m p l i f y i n g

    t h e

    u s e r e x p e r i e n c e .

    ( 8 ) The s y s t e m

    c a n

    o p e r a t e

    a t m u l t i p l e

    s a m p l i n g r a t e s

    s o

    t h a t d i f f e r e n t

    G MICS

    d a t a

    l i n k s

    o p e r a t e

    a t

    d i f f e r e n t s a m p l e

    r a t e s W i t h i n

    t h e

    s y s t e m .

    ( 9 ) Phantom

    poWer

    f o r i n s t r u m e n t

    e l e c t r o n i c s i s d e l i v e r e d

    over

    t h e

    GMICS

    a t a

    l i n k .

    ( 1 0 ) The

    s y s t e m

    c a n t a k e a d v a n t a g e o f c o n v e n t i o n a l

    netWork

    hardWare,

    e . g . , one embodiment o f a

    GMICS

    s y s t e m i s i m p l e m e n t e d o v e r a 1 0 0 m e g a b i t

    E t h e r n e t p h y s ic a l

    l a y e r

    u s i n g s t a n d a r d

    C a t e g o r y 5 ( C A T 5 ) c a b l e

    T h u s , GMICS

    s t h e ? r s t l o W - c o s t d i g i t a l

    i n t e r c o n n e c t i o n

    system b a s e d

    on

    a

    u n i v e r sa l s t a n d a r d t h a t

    i s

    a p p r o p r i a t e

    f o r

    u s e i n t h e l i v e ,

    p r o f e s si o n a l , s t u d i o

    a n d home m u s i c p e r f o r

    mance

    e n v i r o n m e n t s .

    GMICS t e c h n o l o g y c a n

    b e

    q u i c k l y

    a d a p t e d f o r u s e i n m u s i c a l

    i n s t r u m e n t s , pr o c e s s o r s ,

    a m p l i ? e r s , r e c o r d i n g

    d e v i c e s ,

    a n d m i x i n g

    d e v i c e s .

    GMICS

    overcomes t h e l i m i t a t i o n s and performance

    l i a b i l i t i e s

    i n h e r e n t i n c u r r e n t

    p o i n t

    s o l u t i o n d i g i t a l i n t e r

    f a c e s a n d c r e a t e s

    a

    c o m p l e t e l y

    d i g i t a l s y s t e m

    t h a t

    o f f e r s

    e n h a n c e d

    s o n i c

    ? d e l i t y ,

    s i m p l i ? e d

    s e t u p

    a n d u s a g e W h i l e

    p r o v i d i n g neW l e v e l s o f

    c o n t r o l

    a n d

    r e l i a b i l i t y .

    G MICS e n a b l e s m u s i c a l i n s t r u m e n t s a n d t h e i r s u p p o r t i n g

    d e v i c e s s u c h a s a m p l i ? e r s , m i xe r s ,

    a n d

    e f f e c t

    b o x e s from

    d i f f e r e n t v e n d o r s t o d i g i t a l l y i n t e r - o p e r a t e i n

    a n

    open

    a r c h i t e c t u r e i n f r a s t ru c t u re .

  • 7/25/2019 U.S. Patent 6,353,169, entitled "Universal Audio Communications and Control System and Method", to Gibson, is

    9/28

    US

    6 , 3 5 3 , 1 6 9

    B1

    5

    BRIEF DESCRIPTION

    OF

    THE

    DRAWINGS

    F I G .

    1 i s a b l o c k d i a g r a m o f t h e s y s t e m o f

    t h i s i n v e n t i o n

    s h o w i n g

    a

    t y p i c a l

    a r r a n g e m e n t t h a t i n t e r c o n n e c t s i n s t r u m e n t

    d e v i c e s W i t h v a r i o u s

    c o n t r o l d e v i c e s .

    F I G .

    2

    i s

    a

    s c h e m a t i c

    diagram

    o f a n

    embodiment

    o f

    t h e

    s y s t e m o f t h i s i n v e n t i o n s h o W i n g

    a

    p h y s i c a l i m p l e m e n t a t i o n

    a n d

    i n t e r c o n n e c t i o n

    o f d e v i c e s i n a n

    o n - s t a g e

    p e r f o r m a n c e

    a u d i o e n v i r o n m e n t .

    F I G .

    3 i s

    a

    f r o n t p e r s p e c t i v e vieW

    o f a music e d i t i n g

    c o n t r o l d e v i c e u s a b l e

    i n

    t h e

    s y s t e m o f t h i s i n v e n t i o n .

    F I G . 4 i s a

    b l o c k

    d i a g r a m sh oWing tWo

    d e v i c e

    i n t e r f a c e

    modules used i n

    i n s t r u m e n t

    o r c o n t r o l

    d e v i c e s

    connected

    t o

    i n

    a

    GMICS

    s y s t e m ,

    With

    one d e v i c e i n t e r f a c e

    module

    con?gured

    a s

    a

    system t i m i n g

    m a s t e r

    and

    a

    second d e v i c e

    i n t e r f a c e module con?gured a s a s l a v e .

    FIG. 5 i s a schematic diagram

    o f

    a c r o s s o v e r connection

    betWeen

    l i n k e d

    d e v i c e s i n a GMICS ystem

    s o t h a t t h e d a t a

    t r a n s m i t t e d

    by o n e d e v i c e i s r e c e i v e d by t h e o t h e r d e v i c e .

    F I G . 6 i s

    a

    b l o c k

    d i a g r a m

    s h o W i n g t y p i c a l c o n n e c t i o n s o f

    g u i t a r ,

    e f f e c t s

    b o X , a n d

    a m p l i ? e r d e v i c e s

    i n a

    GMICS

    s y s t e m .

    F I G . 7 i s a b l o c k

    d i a g r a m shoWing

    t h e

    d i r e c t i o n

    o f

    dominant

    d a t a H o w i n a s i m p l e

    GMICS

    y s t e m .

    F I G . 8 i s a b l o c k d i a g r a m

    shoWing

    t h e d i r e c t i o n o f

    dominant d a t a How

    i n a GMICS system

    t h a t i n c l u d e s

    a

    r e c o r d i n g d e v i c e .

    F I G . 9 i s

    a

    h i g h - l e v e l vieW

    o f a

    t y p i c a l GMICS d a t a

    p a c k e t

    f o r m a t .

    F I G S . 1 0 a a n d b a r e b l o c k d i a g r a m s

    i l l u s t r a t i n g c o n t r o l

    message How c e n a r i o s

    among

    l i n k e d d e v i c e s i n a GMICS

    s y s t e m .

    DETAILED

    DESCRIPTION

    OF

    THE

    PREFERRED EMBODIMENTS

    S y s t e m O v e r v i e W

    As

    shoWn

    g e n e r a l l y

    i n F I G S . 1

    a n d

    2 ,

    t h e

    t o p o l o g y

    o f a

    GMICS y s t e m 10 o f

    t h i s i n v e n t i o n i s c h a r a c t e r i Z e d

    by a

    m o d u l a r ,

    d a i s y

    c h a i n e d

    b i - d i r e c t i o n a l d i g i t a l i n t e r c o n n e c t i o n

    o f m u s i c a l i n s t r u m e n t

    d e v i c e s ,

    p r o c e s s i n g

    d e v i c e s , a m p l i ?

    e r s

    a n d / o r r e c o r d i n g s y st e m s . Each

    d e v i c e

    h a s

    a

    d a t a l i n k

    connection

    t o

    one

    o r

    more o t h e r d e v i c e s .

    Thus,

    t h e system

    10

    i s c o m p r i s e d o f

    i n s t r u m e n t

    and c o n t r o l

    d e v i c e s t h a t

    a r e

    i n t e r c o n n e c t e d by GMICS

    d a t a

    l i n k s . Each G MICS d e v i c e

    g e n e r a t e s ,

    p r o c e s s e s ,

    r e l a y s ,

    o r r e c e i v e s

    a u d i o

    d a t a ,

    c o n t r o l

    d a t a ,

    o r b o t h .

    F o r e x a m p l e , a s shoWn i n F I G . 2 , a g u i t a r s e t u p i n a

    G MICS s y s t e m 1 0 may i n c l u d e a g u i t a r 1 2 , a n a m p l i ? e r 1 3 ,

    a n d a c o n t r o l p e d a l 1 5 . The g u i t a r

    1 2

    may b e d i r e c t l y

    c o n n e c t e d t o t h e a m p l i ? e r 1 3 t h r o ug h a s y s t e m

    d a t a

    l i n k

    c a b l e 1 1 . The

    f o o t

    c o n t r o l 1 5 ma y b e c o n n e c t e d t h r o u g h a

    USB a b l e

    1 6 t o a

    c o n t r o l

    computer

    1 7 ,

    W i t h t h e

    c o n t r o l

    c o m p u t e r 1 7 a l s o c o n n e c t e d t o

    t h e

    a m p l i ? e r 1 3 t h r o u g h

    a n o t h e r

    l i n k c a b l e 1 1 . A l t e r n a t i v e l y , t h e g u i t a r

    1 2

    may

    b e

    d i r e c t l y c o n n e c t e d t o t h e c o n t r o l p e d a l 1 5 , Which i s i n

    t u r n

    c o n n e c t e d t o

    t h e

    a m p l i ? e r 1 3 . The

    g u i t a r 1 2

    c o n t a i n s a

    s y s t e m

    d e v i c e

    module 2 3 ( F I G . 4 ) s o

    t h a t

    t h e g u i t a r 1 2 c a n

    g e n e r a t e

    d i g i t a l a u d i o

    d a t a a s

    W e l l

    a s s e n d c o n t r o l d a t a from

    one

    o r

    more

    of

    i t s

    several

    i n t e r n a l

    control devices

    s u c h

    a s

    a

    p i c k u p

    s e l e c t o r ,

    volume c o n t r o l k n o b , o r

    t o n e c o n t r o l .

    The

    c o n t r o l

    p e d a l

    1 5 W i l l g e n e r a t e c o n t r o l d a t a ,

    a n d r e l a y

    t h e

    a u d i o

    d a t a

    s e n t

    f r o m

    t h e g u it a r 1 2 . The a m p l i ? e r

    1 3

    W i l l a c t

    a s

    a r e c e i v e r f o r any

    c o n t r o l o r a u d i o d a t a s e n t b y t h e g u i t a r

    o r volume p e d a l . Because t h e system 1 0

    p r o v i d e s

    10

    1 5

    25

    35

    45

    55

    6 5

    6

    b i - d i r e c t i o n a l c o m m u n i c a t i o n

    o f a u d i o

    a n d

    c o n t r o l

    d a t a , i t i s

    f e a s i b l e

    f o r

    a m p l i ? e r 1 3

    t o s e n d c o n t r o l messages o r a u d i o

    b a c k

    t o

    t h e g u it a r 1 2 .

    P h y s i c a l I n t e r f a c e

    GMICS s

    c a p a b l e o f h a v i n g

    m u l t i p l e p h y s i c a l i n t e r f a c e s .

    T h i s

    a p p l i ca t i o n i d e n t i ? e s

    t W o

    p h y s i c a l

    i n t e r f a c e s ,

    t h e

    com

    mon i n s t r u m e n t

    i n t e r f a c e a n d t h e h i g h - s p e e d o p t i c a l i n t e r

    f a c e .

    I n one

    embodiment o f

    t h e

    s y s t e m ,

    t h e

    common

    n s t r u m e n t

    i n t e r f a ce ( t h e c o n n e c t i o n betWeen a m u s i c a l

    i n s t r u m e n t

    a n d

    a n a m p l i ? e r ) i s

    based

    on a c o n v e n t i o n a l 100 megabit

    Eth

    e r n e t p h y s i c a l l a y e r . The 1 0 0 m e g a b i t GMICS d a t a l i n k i s

    r e f e r r e d t o a s t h e

    G100TX

    i n k . T h i s i n c l u d e s both t h e d a t a

    t r a n s p o r t

    mechanism

    a n d

    t h e

    i n t e r c o n n e c t i n g

    c a b l e s

    a n d

    c o n n e c t o r s . One

    embodiment

    o f t h e

    GMICS

    r a n s p o r t u s e s

    s t a n d a r d CAT5 c a b l e and RJ-45 c o n n e c t o r s .

    O t h e r p h y s i c a l i n t e r f a c e s c a n i n c l u d e a h i g h - s p e e d m u l t i

    l i n k

    o p t i c a l i n t e r f a c e , W i r e l e s s ,

    a n d a

    p h y s i c a l

    l a y e r

    i n t e r f a c e

    b a s e d

    on

    a neW

    g i g a b i t

    E t h e r n e t

    p h y s i c a l

    l a y e r . The

    W i r e l e s s

    a p p l i c a t i o n s

    o f

    a

    GMICS

    system

    a r e

    dependent

    on

    t h e

    c u r r e n t c a p a b i l i t i e s a n d b i t d e n s i t y

    o f a v a i l a b l e t e c h n o l o g y .

    The h i g h

    b a n d W i d t h

    o p t i c a l

    i n t e r f a c e s

    a r e

    i d e a l

    f o r t r a n s

    p o r t i n g l a r g e n u m b e r s o f GMICS c h a n n e l s

    o v e r l o n g d i s

    t a n c e s . T h i s i s v e r y u s e f u l i n l a r g e a r e n a s Where t h e

    m i X i n g

    c o n s o l e

    o r

    a m p l i ? e r s

    may

    e h u n d r e d s o f f e e t from t h e s t a g e

    and r e q u i r e a n enormous number o f a u d i o c h a n n e l s . Phan

    tom poWer i s n o t a v a i l a b l e f o r o p t i c a l - b a s e d

    s y s t e m s .

    E l e c t r i ca l I n t e r f a c e

    The common i n t e r f a c e ,

    G100TX, W i l l

    t r a n s p o r t

    G MICS

    d a t a t h r o u g h

    t h e l i n k

    l a y e r p r o t o c o l u s e d i n 1 0 0

    m e g a b i t

    E t h e r n e t .

    Data

    i s encoded

    W i t h

    a 4 b i t / 5 b i t scheme

    and

    t h e n

    s c r a m b l e d

    t o

    e l i m i n a t e RF h o t s p o t s , t h u s r e d u c i n g

    e m i s

    s i o n s .

    T h i s

    i s

    a

    W e l l - d o c u m e n t e d

    a n d

    t e s t e d

    d a t a

    t r a n s p o r t

    W i t h

    a

    l a r g e

    i n s t a l l e d

    b a s e .

    Of

    t h e e i g h t

    c o n d u c t o r s

    i n a

    s t a n d a r d C a t e g o r y

    5

    (CAT

    )

    c a b l e ,

    o n l y f o u r

    a r e u s e d f o r

    d a t a

    t r a n s p o r t . G100TX

    s e s

    t h e

    f o u r

    unused

    c o n d u c t o r s t o

    s u p p l y phantom poWer

    f o r

    i n s t r u m e n t s

    t h a t c a n

    o p e r a t e W i t h

    l i m i t e d p o W e r .

    G u i t a r s ,

    drum t r a n s d u c e r s ,

    a n d

    m i c r o p h o n e s

    a r e

    e X a m p l e s o f s u c h d e v i c e s . P r e f e ra b l y , t h e

    G 100TX

    b a s e d GMICS

    a t a l i n k s u p p l i e s up t o 500

    mA t

    9 v o l t s

    DC

    t o

    t h e i n s t r u m e n t . The

    Link

    Host i n s u r e s

    t h a t

    t h e

    GMICS

    Link

    poWer i s s a f e b o t h

    t o

    t h e

    u s e r

    and

    t o

    t h e e q u i p m e n t .

    C u r r e n t l i m i t i n g

    i s

    done

    s o

    t h a t

    t h e

    s y s t e m W i l l

    become

    o p e r a t i o n a l a f t e r

    a

    s h o r t

    c i r c u i t

    h a s

    been c o r r e c t e d .

    F u s e s

    t h a t n e e d r e p l a c e m e n t When t r i g g e r e d a r e

    n o t

    recommended.

    The

    GMICS

    r o t o c o l i s d e s i g n e d t o a l l o W

    t h e

    u s e o f many

    d i f f e r e n t p h y s i c a l t r a n s p o r t l a y e r s . T h e r e a r e a

    feW

    i m p o r t a n t

    r u l e s

    t h a t

    must

    b e f o l l o W e d

    When

    s e l e c t i n g

    a

    p o s s i b l e

    t r a n s p o r t l a y e r f o r GMICS.

    F i r s t ,

    t h e t r a n s p o r t m u s t

    h a v e

    v e r y

    loW

    a t e n c y . GMICS

    s

    a

    r e a l - t i m e

    d i g i t a l

    l i n k .

    L a t e n c y

    must n o t o n l y be

    v e r y

    l o W ,

    on

    t h e o r d e r o f a feW hundred

    m i c r o s e c o n d s ,

    b u t

    m u s t a l s o b e d e t e r m i n i s t i c . S e c o n d ,

    t h e

    p h y s i c a l i n t e r f a c e m u s t b e

    r o b u s t

    enough t o f u n c t i o n

    p r o p

    e r l y i n a

    l i v e

    p e r f o r m a n c e e n v i r o n m e n t .

    A i v e

    e n v i r o n m e n t

    may

    i n c l u d e

    h i g h

    v o l t a g e / c u r r e n t c a b l e s

    r u n n i n g

    n e a r o r

    bundled

    With a

    l i n k c a b l e . For

    a l i n k t o

    be

    a c c e p t a b l e

    i t

    must

    f u n c t i o n

    p r o p e r l y

    i n

    t h i s h a r s h

    e n v i r o n m e n t .

    Data Link I n t e r f a c e

    Data i s t r a n s m i t t e d

    betWeen GMICS e v i c e s i n

    t h e form

    o f

    d i s c r e t e

    p a c k e t s

    a t

    a

    s y n c h r o n o u s r a t e . The GMICS a t a

    p a c k e t s

    c o n t a i n

    a

    h e a d e r ,

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    CRC-32. The

    h e a d e r

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    GMICS d e v i c e s . The f o r m a t f o r t h e d a t a i n t h e p i p e i s

  • 7/25/2019 U.S. Patent 6,353,169, entitled "Universal Audio Communications and Control System and Method", to Gibson, is

    10/28

    US

    6 , 3 5 3 , 1 6 9

    B1

    7

    i d e n t i ? e d i n

    t h e

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    and

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    32

    b i t s

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    f o r m a t s

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    a r e i d e n t i ? e d i n t h e t a g . Each

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    32

    b i t

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    d e s i r e d ,

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    up

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    e x t r a

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    t h e

    c o r r e s p o n d i n g

    n o n - a v a i l a b i l i t y

    o f a u d i o c h a n n e l s .

    The GMICS o n t r o l d a t a p i p e i s a highWay f o r GMICS

    r e l a t e d

    c o n t r o l m e s s a g i n g . T h e c o n t r o l p i p e c a n s h i p

    mul

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    c o n t r o l

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    n a t i v e

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    p i p e

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    a d d r e s s s p a c e s , message ? e l d , and a

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    T i m i n g C o n t r o l

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    i s

    c a l l e d

    t h e

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    T i m i n g M a s t e r

    ( S T M ) . I t

    c a n b e a n y

    n o n - i n s t r u m e n t

    d e v i c e a n d

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    b a s e d

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    a r e

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    b e

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    p a c k e t t i m i n g

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    t h e

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    i s

    e i t h e r

    l o c a l l y g e n e r a t e d , i n t h e c a s e

    o f

    t h e

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    r e c o v e r e d

    a n d

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    a s l a v e d e v i c e . The t r a n s p o r t

    c l o c k i s

    a s y n c h r o n o u s t o t h e s a m p l e c l o c k a n d i s

    o n l y

    u s e d b y t h e

    p h y s i c a l

    l a y e r t r a n s p o r t m e c h a n i s m .

    F I G . 4

    i s

    a

    s i m p l i ? e d

    b l o c k

    diagram

    o f a d e v i c e

    i n t e r f a c e module

    i n c l u d i n g a

    GMICS

    STM 2 3m

    c o n n e c t e d

    t o

    a GMICS y s t e m t i m i n g

    s l a v e

    d e v i c e

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    2 3 s

    u s e s

    o n l y t h e

    r e c o v e r e d a n d

    r e g e n e r a t e d

    s a m p l e c l o c k f o r e n c o d i n g /

    d e c o d i n g t h e GMICS d a t a

    p a c k e t s .

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    o n t r o l

    C o n t r o l i n f o r m a t i o n

    i s a n

    e s s e n t i a l f a c t o r

    i n

    i n s t r u m e n t

    f u n c t i o n a l i t y . An i n t r i c a t e n a t i v e c o n t r o l p r o t o c o l

    i s

    u s e d i n

    a GMICS s y s t e m .

    GMICS

    c o n t r o l r e v o l v e s around 48 b i t

    a d d r e s s

    s p a c e s

    t h a t a r e d i v i d e d i n t h r e e 1 6 - b i t ? e l d s :

    d e v i c e ,

    f u n c t i o n , and p a r a m e t e r . T h i s

    a l l o W s

    f o r a c c e s s t o a

    d e v i c e

    a t m u l t i p l e l e v e l s . D e v i c e

    a d d r e s s e s

    a r e d e t e r m i n e d d u r i n g

    e n u m e r a t i o n . The m a n u f a c t u r e r

    o f

    t h e d e v i c e d e t e r m i n e s t h e

    o t h e r

    tWo

    a d d r e s s ? e l d s . T h i s

    a l l e v i a t e s t h e

    n e c e s s i t y t o

    p r e d e ? n e

    p a r a m e t e r

    a n d

    c o n t r o l l e r

    m e s s a g e s a s

    i s

    done i n

    MIDI

    s y s t e m s . Devices can

    q u e r y

    f o r o t h e r d e v i c e a d d r e s s e s

    a n d a s s o c i a t e d f r i e n d l y n a m e s

    b y

    u s i n g s y s t e m

    c o n t r o l

    m e s s a g e s . T h i s a l l o W s f o r c o m p l e t e c o n t r o l W h i l e s t i l l s u p

    p o r t i n g

    a n o n - t e c h n i c a l ,

    u s e r - f r i e n d l y

    i n t e r f a c e .

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    c o n t r o l t y p e

    b y t e

    a l l o W s non-GMICS c o n t r o l mes

    s a g e s

    a c c e s s t o

    t h e

    c o n t r o l p i p e o r c h a n n e l . C o n t r o l message

    from

    o t h e r s p e c i ? c a t i o n s c a n

    b e

    e n c a p s u l a t e d

    i n

    t h e 32 b i t

    d a t a Word. MIDI

    i s

    one example o f

    a

    de?ned

    a l t e r n a t e

    c o n t r o l

    t y p e .

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    I n

    t h e c a s e Where no c o n t r o l i n f o r m a t i o n

    i s

    being

    s e n t ,

    a

    d e v i c e can

    send a

    d e v i c e c l a s s i ? c a t i o n message i n

    p l a c e

    o f

    c o n t r o l d a t a . T h i s

    m e s s a g e

    p r o v i d e s i n f o r m a t i o n r e g a r d i n g

    t h e f u n c t i o n a l i t y

    a n d c a p a b i l i t i e s

    o f t h e d e v i c e . Any o t h e r

    device

    i n a GMICS system

    can use t h i s information a s

    n e e d e d .

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    d e v i c e c l a s s i ? c a t i o n method i s e n c a p s u l a t e d

    i n

    t h e

    3 2 - b i t

    d a t a

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    mode

    i s a

    means o f f u r t h e r i n c r e a s i n g t h e sim

    p l i c i t y

    a n d

    u n i v e r s a l i t y

    o f

    a

    G MICS

    s y s t e m . C l a s s i c

    mode

    p r o v i d e s a s e t o f d e f a u l t

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    f o r i n s t r u

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    alloW f o r a n

    unknown

    d e v i c e t o poWer u p

    i n

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    a p o s i t i v e

    i n i t i a l

    u s e r e x p e r i e n c e .

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    c a n

    a s s i g n c h a n n e l s i n

    a n y f a s h i o n ,

    b u t

    a l l d e v i c e s

    s h o u l d s u p p l y t h e c a p a b i l i t y o f b e i n g

    i n

    c l a s s i c m o d e , u n l e s s

    1 5

    25

    35

    45

    55

    6 5

    8

    o v e r r i d d e n by

    a p r e v i o u s

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    mode

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    e x p a n d t o a l l o W

    f o r

    a u t o m a t i c c o n t r o l l e r a s s i g n m e n t ,

    a n d

    v a r i o u s o t h e r f e a t u r e s .

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    t h a t

    d e v i c e s poWer u p i n

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    a s s i g n m e n t s

    f o r a l l c h a n n e l s .

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    on

    knoWn

    chan

    n e l s .

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    a s s i g n m e n t s

    a r e

    g i v e n

    t o a l l a p p l i c a b l e

    i n s t r u m e n t s . C l a s s i c mode

    i n c r e a s e s

    t h e

    u n i v e r s a l i t y

    a n d

    s i m p l i c i t y o f GMICS n a Way t h a t G e n e r a l MIDI p r o v i d e s

    a

    common s e r

    e x p e r i e n c e f o r t o n e g e n e r a t i o n . The

    channel

    a s s i g n m e n t s

    d e s c r i b e d

    i n

    t h i s embodiment

    a r e d e f a u l t s ;

    o t h e r

    c h a n n e l a s s i g n m e n t s

    may b e u s e d

    a t

    t h e

    d i s c r e t i o n o f

    a d e v i c e m a n u f a c t u r e r , b u t any v a r i a t i o n W i l l c r e a t e incom

    p a t i b i l i t i e s W i t h o t h e r C l a s s i c mode

    d e v i c e s .

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    C l a s s i c Mode

    An

    c o u s t i c

    g u i t a r d e v i c e i n

    a GMICS

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    t h e f o l l o W i n g

    d e f a u l t

    c h a n n e l a s s i g n m e n t s :

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    Mode

    ( D e f a u l t

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    f o r

    A c o u s t i c

    G u i t a r s )

    Channel

    ( d e c i m a l )

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    1 Mono u i t a r

    ( M o n o

    P i c k u p )

    2 M i c r o p h o n e

    3-4

    S t e r e o G u i t a r

    5 - 1 0 Hex P i c k u p

    11-16 Reserved

    E l e c t r i c G u i t a r

    C l a s s i c

    Mode

    An e l e c t r i c g u i t a r i n a

    GMICS

    s y s t e m

    ma y

    h a v e t h e

    f o l l o W i n g d e f a u l t c h a n n e l a s s i g n m e n t s :

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    G u i t a r C l a s s i c

    Mode

    ( D e f a u l t

    C h a n n e l A ss i g n m e n t s

    f o r

    A c o u s t i c

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    Channel

    ( d e c i m a l )

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    1-3 Mono

    u i t a r

    ( 3 Mono

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    4 M i c r o p h o n e

    5-6

    S t e r e o G u i t a r

    7 - 1 2

    Hex

    P i c k u p

    13-16

    Reserved

    K e y b o a r d C l a s s i c Mode

    E l e c t r o n i c k e y b o a r d s i n a GMICS y s t e m

    may

    h a v e

    t h e

    f o l l o W i n g d e f a u l t c h a n n e l a s s i g n m e n t s :

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    ( D e f a u l t

    C h a n n e l A ss i g n m e n t s

    f o r

    A c o u s t i c

    G u i t a r s )

    Channel

    ( d e e i m a l )

    A s s i g n m e n t

    1 Mono

    2 M i c r o p h o n e

    3-4 S t e r e o

    5-16 Reserved

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    11/28

    US

    6 , 3 5 3 , 1 6 9

    B1

    S y s t e m M e c h a n i c a l D e t a i l

    The GMICS Connector

    G100TX GMICS

    Link

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    a t a

    l i n k (G100TX) u s e s t h e

    i n d u s t r y s t a n d a r d

    R J - 4 5

    c o n n e c t o r

    a n d

    C a t e g o r y 5 c a b l e

    a s

    shoWn i n F I G .

    5 . P r e f e ra b l y , t h e

    c a b l e s

    a n d

    c o n n e c t o r s

    W i l l

    m e e t a l l r e q u i r e m e n t s

    s e t

    f o r t h i n t h e IEEE802.3 s p e c i ? c a

    t i o n f o r 100BASE-TX s e .

    GMICS G100TX S i g n a l s & o n n e c t o r P i n

    A s s i g n m e n t

    G100TX-based GMICS s e s a s t a n d a r d Category 5 c a b l e

    f o r

    d e v i c e i n t e r c o n n e c t i o n .

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    i n g l e c a b l e c o n t a i n s

    f o u r

    t W i s t e d

    p a i r s . TWo p a i r s

    a r e u s e d f o r d a t a t r a n s p o r t

    a s

    i n

    100BASE-TX

    e t W o r k c o n n e c t i o n . T h e r e m a i n i n g

    t W o p a i r s

    a r e

    used

    f o r

    poWer.

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    C a t e g o r y 5 p a t c h

    c o r d s

    a r e W i r e d o n e - t o - o n e .

    T h i s means t h a t each c o n d u c t o r

    i s

    connected

    t o

    t h e same p i n

    on both c o n n e c t o r s .

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    f u n c t i o n must be performed

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    t h e

    connected d e v i c e s s o t h a t t h e d a t a t r a n s

    m i t t e d

    by o n e d e v i c e i s

    r e c e i v e d

    by

    t h e o t h e r , a s

    shoWn

    i n

    F I G . 5 .

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    t o

    t h i s r e l a t i o n s h i p , a GMICS system

    h a s

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    f e r e n t

    c o n n e c t o r c o n ? g u r a t i o n s

    f o r GMICS d e v i c e s . The

    d i a g r a m

    o f

    F I G . 6

    shoWs g u i t a r 1 2 ,

    a n d e f f e c t

    boX

    2 4 , a n d

    a n a m p l i ? e r 1 3 . T h e r e a r e

    tWo p r e f e r r e d

    c o n n e c t o r con?gu

    r a t i o n s u s e d i n t h e s y s t e m ,

    labeledAand

    B n t h e t a b l e

    beloW

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    u s e

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    c o n ? g u r a t i o n A . Ampli

    ? e r s

    and o t h e r d e v i c e s u s e c o n n e c t o r c o n ? g u r a t i o n

    B

    f o r

    i n p u t s

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    i n s t r u m e n t a n d c o n n e c t o r

    c o n ? g u r a t i o n

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    o u t p u t t o

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    d e v i c e s .

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    o n n e c t i o n s a r e made

    W i t h

    C a t e g o r y 5 a p p r o v e d R J - 4 5 p l u g s a n d

    j a c k s .

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    t a b l e

    l i s t s

    t h e

    s i g n a l s a n d c o n n e c t o r

    p i n

    numbers

    f o r b o t h

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    TABLE

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    a n d c o n n e c t o r

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    1

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    P h a n t o m P o W e r )

    5 5

    V ( I n s t r u m e n t Phantom P o W e r ) 7 7

    V

    ( I n s t r u m e n t Phantom P o W e r ) 8 8

    The

    p i n number a s s i g n m e n t s a r e c h o s e n t o i n s u r e

    t h a t

    s i g n a l s a r e t r a n s p o r t e d o v e r

    t W i s t e d

    p a i r s . The

    t r a n s m i t

    a n d

    r e c e i v e s i g n a l s

    u s e

    t h e

    same

    p i n s t h a t

    a c o m p u t e r s

    netWork

    i n t e r f a c e

    c a r d ( N I C ) d o e s . The

    tWo p a i r

    o f W i r e s

    n o t u s e d i n

    s t a n d a r d 100BASE-TX

    e t W o r k s

    c a r r y phantom

    p o W e r . T h i s

    c o n n e c t o r

    p i n a s s i g n m e n t i s

    c h o s e n

    t o

    r e d u c e

    t h e p o s s i b i l i t y

    o f

    damage

    i f a GMICS d e v i c e i s d i r e c t l y p l u g g e d i n t o a

    computer

    netWork

    c o n n e c t o r .

    I n s t r u m e n t

    Connectors

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    connected t o a

    GMICS system use

    a

    R J - 4 5 J a c k W i r e d

    i n

    t h e Type

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    25

    35

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    55

    6 5

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    Name

    TX

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    ( f r o m i n s t r u m e n t )

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    ( t o

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    TABLE

    E f f e c t / A m p T y p e

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    a

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    i n t e r c o n n e c t

    t h e r e

    i s

    a l m o s t

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    s i m p l e

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    c o n s i s t i n g

    o f

    a

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    a n

    e f f e c t s b o X ,

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    a n

    a m p l i ? e r ,

    t h e d o m i n a n t d a t a d i r e c t i o n i s

    from t h e i n s t r u m e n t t o t h e e f f e c t s boX t h e n on t o t h e

    a m p l i ? e r , a s shoWn

    i n

    F I G . 8 .

  • 7/25/2019 U.S. Patent 6,353,169, entitled "Universal Audio Communications and Control System and Method", to Gibson, is

    12/28

    US

    6 , 3 5 3 , 1 6 9

    B1

    1 1

    I n t h e s e c o n d

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    26

    d o e s n o t h a v e a

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    GMICS

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    26

    W i l l alWays be t r e a t e d

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    R J - 4 5 c o n n e c t o r . T h i s

    i n c l u d e s t h e

    a d d i t i o n o f l o c k i n g c l i p

    p r o t e c t i o n f o r

    t h e

    R J - 4 5

    c o n n e c t o r s . I n a d d i t i o n , c a b l e

    m a n u f a c t u r e r s c a n

    make

    s p e c i a l l y d e s i g n e d c a b l e

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    t h a t

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    o f

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    n o t

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    G MICS

    e n a b l e d

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    a d v a n t a g e s

    a n d d i s a d v a n t a g e s .

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    a c c i d e n t a l

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    t u g s

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    p h y s i c a l

    o r e l e c t r i c a l

    d a m a g e .

    The

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    a b l e

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    n t e r c o n n e c t C a b l e

    G100TX-based GMICS d e v i c e s

    u s e

    i n d u s t r y s t a n d a r d

    c o m p u t e r

    n e t W o r k i n g

    c a b l e s f o r b o t h s i g n a l a n d p o W e r .

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    G 100TX

    d a t a l i n k i s

    d e s i g n e d t o

    u s e

    s t a n d a r d

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    p a t c h c a b l e s o f

    l e n g t h s

    u p

    t o 5 0 0 f t .

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    C a t 5

    c a b l e s

    m u s t

    i n c l u d e

    a l l f o u r t W i s t e d p a i r s ( 8 W i r e s ) . E a c h

    c o n d u c t o r

    must c o n s i s t o f s t r a n d e d W i r e and be 24

    gauge

    o r l a r g e r . The

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    must

    meet a l l r e q u i r e m e n t s

    f o r

    100BASE-TX netWork u s a g e . I t s h o u l d b e n o t e d t h a t

    GMICS

    u s e s

    t h e s t a n d a r d c o m p u t e r - t o - h u b

    CAT 5 p a t c h

    c o r d s , n o t t h e s p e c i a l

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    c a b l e s . The

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    t h e

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    a

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    G100TX n t e r c o n n e c t C a b l e .

    TABLE

    C o n n e c t o r / c a b l e W i r i n g

    S i g n a l Name T w i s t e d p a i r C o n n e c t o r p i n

    Tx

    D a t a +

    ( f r o m

    i n s t r u m e n t )

    Tx

    Data

    (from

    i n s t r u m e n t )

    Rx D a t a + ( t o

    i n s t r u m e n t )

    Rx

    ata

    ( t o i n s t r u m e n t )

    Gnd ( I n s t r u m e n t

    P h a n t o m

    P o w e r )

    Gnd ( I n s t r u m e n t

    P h a n t o m

    P o W e r )

    V ( I n s t r u m e n t

    Phantom

    P o W e r )

    V ( I n s t r u m e n t

    Phantom

    P o W e r )

    S p e c i a l C o n s i d e r a t i o n s

    T h e r e a r e s p e c i a l

    c o n s i d e r a t i o n s

    t o be made When s e l e c t

    i n g C a t e g o r y 5 c a b l e s f o r u s e

    W i t h

    G100TX.

    T h e s e

    s p e c i a l

    r e q u i r e m e n t s

    a r e due

    t o t h e

    f a c t t h a t GMICS

    n a b l e d

    d e v i c e s

    a r e u s e d i n l i v e p e r f o r m a n c e

    a p p l i c a t i o n s , W h i c h

    p l a c e

    10

    1 5

    25

    35

    45

    55

    6 5

    1 2

    a d d i t i o n a l

    r e q u i r e m e n t s o n t h e c a b l e ,

    compared t o s t a n d a r d

    o f ? c e netWork i n s t a l l a t i o n s .

    One

    c o n s i d e r a t i o n Would

    be

    t o

    use a

    c a b l e

    t h a t

    i n c l u d e s

    p r o t e c t i o n f o r

    t h e

    l o c k i n g c l i p o f

    t h e

    R J - 4 5 c o n n e c t o r s .

    W i t h o u t

    t h i s p r o t e c t i o n

    t h e

    l o c k i n g

    c l i p s c a n b e o v e r

    s t r e s s e d

    a n d

    b r o k e n .

    Once

    t h e

    l o c k i n g

    c l i p

    i s

    b r o k e n

    t h e

    c o n n e c t o r

    W i l l

    n o t

    s t a y p r o p e r l y

    s e a t e d i n

    t h e

    m a t i n g

    j a c k .

    A

    e c o n d

    c o n s i d e r a t i o n

    i s t h e ? e x i b i l i t y a n d f e e l

    o f

    t h e

    c a b l e i t s e l f . The s e l e ct e d c a b l e

    s h o u l d h a v e g o o d

    ? e x i b i l i t y

    a n d b e

    c o n s t r u c t e d

    s u c h t h a t

    i t

    W i l l W i t h s t a n d t h e normal

    a b u s e e x p e c t e d d u r i n g l i v e p e r f o r m a n c e s . U n l i k e

    m o s t n e t

    Work

    i n s t a l l a t i o n s

    t h e c o n n e c t i n g c a b l e i n a G 100TX s y s t e m

    W i l l e x p e r i e n c e much

    t W i s t i n g a n d

    t u r n i n g

    t h r o u g h o u t i t s

    l i f e . F o r t h e s e r e a s o n s ,

    s t r a n d e d

    CAT5 c a b l e i s r e q u i r e d f o r

    GMICS p p l i c a t i o n s . S o l i d W i r e

    CAT5

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    r e c t l y i n i t i a l l y , b u t W i l l f a i l more o f t e n . I t s h o u l d b e n o t e d

    t h a t c a b l e s must be hooked

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    onnectors t o B

    C o n n e c t o r s , n o t A o A

    r B

    o

    B .

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    MICS ystem s h o u l d

    n e v e r

    be Wired

    i n such

    a

    f a s h i o n t h a t

    any l o o p s e x i s t .

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    t h e p i n a s s i g n m e n t s

    d e s c r i b e d W i t h r e f e r e n c e t o

    t h i s

    embodiment

    r e

    e x e m p l a r y

    o n l y

    a n d

    may

    e

    v a r i e d

    d e p e n d

    i n g

    on t h e c h o i c e o f

    c a b l e and

    c o n n e c t o r .

    D e v i c e D e ? n i t i o n s

    GMICS i s designed t o f u n c t i o n on tWo l e v e l s :

    a s

    a

    d a i s y - c h a i n e d

    system

    o r a s a h u b - c e n t r i c

    s y s t e m .

    The f o l

    l o W i n g

    s e c t i o n s

    g i v e m e c h a n i c a l d e ? n i t i o n s o f d e v i c e s t h a t

    m a y be c o n t a i n e d i n a GMICS y s t e m . A l l GMICS e v i c e s

    s h o u l d f o l l o W

    t h e

    f o l l o W i n g

    r u l e : No

    d e v i c e i n a GMICS

    system s h o u l d

    c o n t a i n more t h e n one t y p e A

    o n n e c t o r ( T o

    A m p ) .

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    I n s t r u m e n t s

    ( g u i t a r s ,

    k e y b o a r d s , e t c . ) a r e de?ned

    a s

    a n y

    d e v i c e t h a t c o n t a i n s

    a t y p e

    A T o Amp)

    c o n n e c t o r o n l y . I t

    s h o u l d b e n o t e d t h a t t h e GMICS

    e ? n i t i o n o f

    a n i n s t r u m e n t

    g o e s

    beyond

    t h e

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    d e ? n i t i o n

    o f m u s i c a l

    i n s t r u

    ments. I t i s p o s s i b l e

    f o r a

    device s uc h

    a s

    an ampli?er o r

    a

    s i g n a l

    p r o c e s s o r

    t o o n l y c o n t a i n a t y p e A o n n e c t o r a n d

    t h e r e f o r e be c o n s i d e r e d a n i n s t r u m e n t a c c o r d i n g t o t h e

    above d e ? n i t i o n . I n

    s u c h

    a s i t u a t i o n a h u b Would

    b e

    r e q u i r e d

    t o

    c o n n e c t a g u i t a r t o t h e

    a m p l i ? e r .

    S i g n a l P r o c e s so r s

    S i g n a l P r o c e s s o rs ( s t o m p b o x e s ,

    e f f e c t s

    p r o c e s s o r s , e t c . )

    s h o u l d

    g e n e r a l l y

    h a v e

    o n e B

    (From

    I n s t r u m e n t )

    a n d o n e

    A

    ( T o

    Amp)

    c o n n e c t o r . T h i s d e ? n i t i o n i s n e c e s s a r y t o a l l o W f o r

    s i g n a l

    p r o c e s s i n g d e v i c e s

    t o f u n c t i o n i n b o t h

    a

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    s e t u p and

    a

    h u b - c e n t r i c s y s t e m .

    A m p l i ? e r s

    Ampli?ers

    can

    e i t h e r

    be s e e n a s t h e end p o i n t o f

    a

    d a i s y

    c h a i n s y s t e m ,

    o r a s

    a n o t h e r d e v i c e c a p a b l e o f b e i n g

    con

    n e c t e d

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    a n

    ampli?er

    i s c o n s i d e r e d

    an end p o i n t

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    t h e n

    i t

    W i l l c o n t a i n o n l y

    o n e

    t y p e B c o n n e c t o r (From

    I n s t r u m e n t ) . An a m p l i ? e r t h a t i s

    t o

    b e u s e d W i t h h u b s

    s h o u l d

    g e n e r a l l y

    h a v e o n e

    t y p e

    B ( F r o m I n s t r u m e n t ) a n d o n e t y p e

    A

    T o

    Amp)

    c o n n e c t o r .

    H u bs

    Hubs

    s h a l l

    g e n e r a l l y h a v e m u l t i p l e t y p e

    B

    ( F r o m

    I n s t r u m e n t ) c o n n e c t o r s a n d

    u p

    t o o n e t y p e

    A

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  • 7/25/2019 U.S. Patent 6,353,169, entitled "Universal Audio Communications and Control System and Method", to Gibson, is

    13/28

    US

    6 , 3 5 3 , 1 6 9

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