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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
* n- h2 ~0 m4 u8 f( ] 1) Complete transceiver design of wireless communication at 5 GHz.
, B) E! o' j a+ G0 ?9 u% h 2) Supports 4.9 to 5.9 GHz frequency band and is controlled by software to comply with
# f9 A" H9 @8 d. n different country spectrum requirements.
4 I) n9 A# x/ I! S 3) Dynamic frequency selection to resist interferences.
$ z/ r. r- c' B8 S0 W 4) Close-loop power control to minimize power consumption and be a friendly neighbor to
7 h* E. _9 ]5 G% v8 ~ other WLAN networks at 5 GHz.
( I* p) L2 N: G/ u8 Y 5) Secure networking to assure privacy and content rights protection.
+ B) C2 V/ m7 B5 C& y/ _ g+ H) R; d 6) Supports most of the digital video formats at TS layer including MPEG-2, MPEG-4,
& z% ~2 l: x; {# n/ j H.264 and VC-1 (WM-9).
) ~# S0 {$ p9 R7) Supports point-to-point video connection with full QoS and point-to-multipoint video
/ J! I( L7 k! s7 w6 y: g3 [broadcasting.
: r1 v& t( Q- q4 J 8) Configurable expansion I/O connector enabling easy integration with existing host
v2 ]1 w7 x, d# P2 U/ _7 b9 v systems.
" Q- q, a9 g/ i+ h( k, }9) HCI interface to the host CPU to enable flexible application development at the host level.
) R& D! L8 x" a4 n; X 10) Transmission of IR control signals to the video source devices from the TV location.
- q2 Z# F+ B5 |2 V, b2 Functional Specifications
The WAV3000 supports standard MPEG Transport Stream input and output in either
0 i! n* ?7 @2 b3 wParallel or Serial mode.
The Tx unit transmits the compressed MPEG TS signal to the Rx unit over the air, using the
, P: M7 I% I. eWiViTM wireless networking technology at 5 GHz.
Supports 4.9 to 5.9 GHz frequency band and is controlled by software to comply with
' H4 o: | D" c3 h* V different 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
' e# u* Q) P' t9 a$ y power 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
4 k6 U6 z: ^" p/ W( i: |Mbps.
( U/ G6 `# s' b 3 System Security
5 I/ H0 e6 D2 c& y( i The communication is authenticated and the media stream is encrypted to assure for
+ u5 G) a9 J) h- I7 W- F/ X y protection of copyrighted material. Flexible pairing procedure between each Tx Unit and Rx Unit
3 e' t# ]" V" q [) p. X% `. L2 w ensures private communications between each pair of units. This also allow for coexistence of
$ }9 C2 t( F# C3 dmultiple pairs of simultaneous operations without cross talk.
) G7 C& x$ l5 |) c3 L- x% r__________________________________________________________________________
; Y! C3 t; ~( s: O+ x7 Z/ T& K: k Gaffer_tam@163.com
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