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无线监控的福音——5G 无线数字传输模块介绍

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安防幼儿园学生

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发表于 2007-2-9 18:07:46 | 显示全部楼层 |阅读模式
1. Key Features
: `. g" k0 X) H" s4 Z8 P 1) Complete transceiver design of wireless communication at 5 GHz.
% }5 U6 ^% I7 S5 h" b* n0 X8 o) o2) Supports 4.9 to 5.9 GHz frequency band and is controlled by software to comply with
$ y; B: s& h) Z) X, Rdifferent country spectrum requirements.
1 B0 H- M! G% n5 Q0 Z 3) Dynamic frequency selection to resist interferences.
+ {7 e( r% Q B! x3 A 4) Close-loop power control to minimize power consumption and be a friendly neighbor to
$ v) z3 @- V, m! _' T0 A other WLAN networks at 5 GHz.
3 J9 B" y2 G0 m 5) Secure networking to assure privacy and content rights protection.
, G H; }: c+ X6) Supports most of the digital video formats at TS layer including MPEG-2, MPEG-4,
; h% f/ ]* y: H1 ?& f6 Y$ nH.264 and VC-1 (WM-9).
; M- y+ T( x; C* ?7) Supports point-to-point video connection with full QoS and point-to-multipoint video
: t4 l( L* x( @) Wbroadcasting.
. {: T8 Y* B! r5 k$ o8) Configurable expansion I/O connector enabling easy integration with existing host
: Q: Q( D( u8 \. f! _5 y' D systems.
& D# u2 U; s! F9) HCI interface to the host CPU to enable flexible application development at the host level.
! a+ {! C1 D% y' ~9 n% Y5 f10) Transmission of IR control signals to the video source devices from the TV location.
6 h+ d: ~8 A3 F! f* r) t 2 Functional Specifications
The WAV3000 supports standard MPEG Transport Stream input and output in either
: W6 [: t1 M+ o& R. a4 [. z Parallel or Serial mode.
The Tx unit transmits the compressed MPEG TS signal to the Rx unit over the air, using the
$ U: R: C2 e+ F' k- JWiViTM wireless networking technology at 5 GHz.
Supports 4.9 to 5.9 GHz frequency band and is controlled by software to comply with
1 X5 N* ]8 c+ d% T3 z) i6 N6 zdifferent country spectrum requirements.
The system support data rates from 6 Mbps to 60 Mbps.
The system supports video bit rates from 3 Mbps to 45 Mbps.
Proprietary radio resource control with dynamic frequency selection (DFS) and close-loop
/ v' g) \9 M' [, [8 W( ?, h% kpower control (CLPC).
Overall video propagation delay of less than 30 ms.
Receive sensitivity is –86 dBm for video rate of 6 Mbps, and –78 dBm for video rate of 20
m0 c4 U3 z9 J0 x$ B Mbps.
: A2 L4 e _) S/ C9 \ 3 System Security
9 Z0 t+ N% f% f* ?5 i" o2 ]- J6 U$ r The communication is authenticated and the media stream is encrypted to assure for
" k, e/ B: f/ |; H7 oprotection of copyrighted material. Flexible pairing procedure between each Tx Unit and Rx Unit
- r2 n$ w0 O- i/ {7 o ensures private communications between each pair of units. This also allow for coexistence of
y* u; W' i) ^6 G+ T. `4 L) J multiple pairs of simultaneous operations without cross talk.
& f5 b( r3 M/ E z8 D% a P__________________________________________________________________________
! T/ j5 L% F! r: n/ S" E& wGaffer_tam@163.com
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