JP2018510594A5

JP2018510594A5 -

Info

Publication number: JP2018510594A5
Application number: JP2017558367A
Authority: JP
Filing date: 2016-01-27
Publication date: 2019-02-21

Claims

A system for providing a wireless asymmetric network,
A first hub having a wireless control device configured to control communication and power consumption in a wireless asymmetric network architecture;
A first plurality of nodes each having a wireless device comprising a transmitter and a receiver to enable bi-directional communication with the wireless control device of the first hub in the wireless asymmetric network architecture;
Comprising
The wireless control device is
Determining a first scheduled timing that allows the transmitter to transmit wireless communications and allows the receiver to receive wireless communications for each wireless device; Configured to reduce the power consumption of wireless devices,
The first hub is
At least during the first scheduled timing when first receiving communication from at least one node or from at least one wireless device of at least two wireless devices of the first plurality of nodes. When one unintelligible communication is received,
Enabling the transmitter to transmit such that a plurality of nodes that should not transmit at the same time do not repeat transmissions and allowing the receiver to receive for the at least two wireless devices; A system characterized by providing anti-collision features by determining two scheduled timings.

The system of claim 1, wherein the first hub is powered by a commercial power source and each of the first plurality of nodes is powered by a battery source to form the wireless asymmetric network.

The first scheduled timing for enabling the transmitter for each wireless device and enabling the receiver for communication between the hub and each wireless device of the first plurality of nodes. Determined based on timing,
The transmitter for each wireless device of the first plurality of nodes is operable to transmit less than 5% of a first time interval and the wireless device of each wireless device of the first plurality of nodes; The receiver is operable to receive less than 5% of the first time interval;
The system of claim 1, wherein the first plurality of nodes are in a non-communication state when a transmitter and receiver of the wireless device are not operable to transmit and receive, respectively.

A second hub having a wireless control device configured to control communication and power consumption in the wireless asymmetric network architecture;
A second plurality of nodes each having a wireless device comprising a transmitter and a receiver to enable bi-directional communication with the wireless control device of the second hub in the wireless asymmetric network architecture;
Further comprising
The wireless control device of the second control device determines a scheduled timing for enabling the transmitter and receiving the receiver for each wireless device of the second plurality of nodes; Configured to reduce power consumption of the wireless device of a second plurality of nodes;
The second hub having the wireless control device transmits and receives communications to the first hub to control and monitor the wireless asymmetric network architecture. The system described in.

The wireless asymmetric network architecture comprises a wireless tree asymmetric network architecture;
The system of claim 1, wherein the wireless asymmetric network architecture comprises a wireless tree and mesh asymmetric network architecture.

The first scheduled timing that enables the transmitter to receive a wireless device of a terminal node of the first plurality of nodes is a timing of a communication being transmitted from the wireless device to the hub Based on
Determining a second scheduled timing is substantially simultaneous transmission from the plurality of nodes after determining the at least one unintelligible communication based on receiving at least a portion of the unintelligible communication. The system of claim 1, comprising determining a likelihood of the at least one unintelligible communication that is caused by a collided communication.

The wireless control device of the first hub includes a radio frequency (RF) circuit operating in a frequency band higher than 2.4 GHz;
The transmitter and receiver of each wireless device of the first plurality of nodes also operate at a frequency higher than 2.4 GHz, thereby
Minimizing a second time interval for enabling transmission of the RF circuit of the transmitter and a third time interval for enabling reception of the RF circuit of the receiver for each wireless device; Reduce power consumption of the wireless device of multiple nodes;
The RF circuit of the first hub operates in a frequency band higher than 5 GHz;
The transmitter and the receiver of each wireless device of the first plurality of nodes also operate in a frequency band higher than 5 GHz, thereby
Minimizing the second time interval for enabling the transmitter RF circuitry and the third time interval for enabling the receiver for each wireless device to transmit the first plurality of nodes; The system of claim 1, wherein the system reduces power consumption of the wireless device.

An apparatus for providing a wireless asymmetric network architecture comprising:
A memory for storing instructions;
One or more processing units that execute instructions to establish and control communications in a wireless asymmetric network architecture;
A radio frequency (RF) circuit for transmitting and receiving communications in the wireless asymmetric network architecture, comprising a transmitter and a receiver to enable bi-directional communication with the RF circuit of the device in the wireless asymmetric network architecture. An RF circuit for transmitting communications to a plurality of nodes each having a wireless device;
The one or more processing units execute instructions;
Determining a first scheduled timing that allows the transmitter to transmit wireless communications and allows the receiver to receive wireless communications for each wireless device; Configured to reduce the power consumption of wireless devices,
The device is
At least during the first scheduled timing when first receiving communication from at least one node or from at least one wireless device of at least two wireless devices of the first plurality of nodes. When one unintelligible communication is received,
Enabling the transmitter to transmit such that a plurality of nodes that should not transmit at the same time do not repeat transmissions and allowing the receiver to receive for the at least two wireless devices; An apparatus for providing anti-collision features by determining two scheduled timings.

The device is powered by a commercial power source and each of the plurality of nodes is powered by a battery source or energy source to form a wireless asymmetric network;
The first scheduled timing that enables the transmitter to transmit and the receiver to receive for each wireless device is the timing of communication between the transceiver of the apparatus and each wireless device of the plurality of nodes. Based on
The first scheduled timing that enables the transmitter to transmit for at least one wireless device of a terminal node of the plurality of nodes is transmitted from the at least one wireless device to the RF circuit of the apparatus. The apparatus of claim 8, wherein the apparatus is determined based on a timing of communication being performed.

The transmitter for each wireless device is operable to transmit less than 5% of the first time interval, and the receiver for each wireless device operates to receive less than 5% of the first time interval Is possible,
The wireless asymmetric network architecture includes at least one of a wireless tree asymmetric network architecture and a wireless tree and a mesh asymmetric network architecture;
The apparatus recognizes when the receivers of the wireless devices of the plurality of nodes are on based on timing of transmitted communications from the wireless devices of the plurality of nodes to the apparatus. Item 9. The apparatus according to Item 8.

The RF circuit of the device operates in a frequency band higher than 2.4 GHz;
The transmitter and the receiver of each wireless device of the first plurality of first nodes also operate in a frequency band higher than 2.4 GHz, thereby
For each wireless device, the first plurality of nodes is minimized by minimizing a second time interval allowing the RF circuit of the transmitter to transmit and a third time interval allowing the RF circuit of the receiver to receive. 9. The apparatus of claim 8, wherein the apparatus reduces power consumption of the wireless device.

A method for reducing power consumption in a wireless asymmetric network architecture, comprising:
In order to establish asymmetric communication with a hub and form the wireless asymmetric network architecture, receive from a plurality of sensor nodes each having a wireless device with a transmitter and a receiver using the processing logic of the hub Stages,
A first enabling the transmitter to transmit wireless communications and allowing the receiver to receive wireless communications such that multiple nodes that should not transmit simultaneously for each wireless device do not repeat transmissions; Determining a scheduled timing using the processing logic of the hub to reduce power consumption of the wireless devices of the plurality of sensor nodes;
Including
The hub receives the first communication from one of the nodes, or from at least one wireless device of at least two wireless devices of the first plurality of nodes. When at least one unintelligible communication is received during the scheduled timing,
Providing anti-collision features for the at least two wireless devices by determining different second scheduled timings that allow the transmitter to transmit and allow the receiver to receive A method characterized by:

The hub is powered by a commercial power source and each of the plurality of nodes is powered by a battery source to form the wireless asymmetric network architecture;
The first scheduled timing that enables the transmitter to transmit and the receiver to receive for each wireless device is based on the timing of communication between the hub and each wireless device of the plurality of nodes. 13. The method of claim 12, wherein the method is determined.

The wireless asymmetric network architecture comprises a wireless tree asymmetric network architecture;
The wireless asymmetric network architecture comprises a wireless tree and a mesh asymmetric network architecture;
The first scheduled timing for enabling the receiver for at least one wireless device of the plurality of nodes is determined based on the timing of communications being transmitted from the at least one wireless device to the hub. 13. The method of claim 12, wherein:

A sensor node for a wireless asymmetric network architecture,
A memory for storing instructions;
Processing logic coupled to the memory and executing instructions to process communications for the sensor node;
Radio frequency (RF) circuitry coupled to the processing logic and including transmitter and receiver functions to transmit communications to and receive communications from the hub in the wireless asymmetric network architecture;
Including at least one motion sensor and at least one image sensor for detecting a condition including a condition of an indoor environment, wherein the transmitter function and the receiver function are respectively operated so as not to automatically transmit and receive communications. A sensing circuit operable to perform sensing while the power consumption of the sensor node can be reduced;
Comprising
The processing logic is configured to execute a first scheduled timing instruction that enables the transmitter function to transmit and the receiver function to receive to reduce power consumption of the sensor node. ,
The processing logic is different to enable transmission of the transmitter function such that when another sensor node in a wireless asymmetric network architecture is transmitting, the sensor node avoids a collision by not transmitting. A sensor node configured to execute a second scheduled timing instruction.

The sensor node of claim 15, powered by a battery source or another energy source.

The sensor node according to claim 15, wherein the command of the first scheduled timing is received from the hub based on a timing of communications being transmitted from the sensor node to the hub.

16. The transmitter function is operable for transmission of less than 5% of a first time interval, and the receiver function is operable for reception of less than 5% of the first time interval. Sensor node according to.

The sensor node according to claim 15, wherein the RF circuit of the sensor node operates in a frequency band higher than 2.4 GHz.