CN210466155U - Temperature self-adjusting micro display unit - Google Patents
Temperature self-adjusting micro display unit Download PDFInfo
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- CN210466155U CN210466155U CN201921891942.8U CN201921891942U CN210466155U CN 210466155 U CN210466155 U CN 210466155U CN 201921891942 U CN201921891942 U CN 201921891942U CN 210466155 U CN210466155 U CN 210466155U
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- temperature
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Abstract
The utility model provides a temperature self-interacting shows unit a little mainly includes temperature sensor, heating circuit, data transmission control circuit and liquid crystal display circuit. The liquid crystal is damaged when working at an over-high temperature or an over-low temperature, the chip is heated by the heating circuit when working at a low temperature, so that the temperature can rise, the heating circuit is switched off when reaching a normal working temperature, and normal data transmission is carried out; and the data transmission control circuit is controlled to reduce the transmission rate at high temperature, so that the power consumption of the whole circuit is reduced, the temperature is gradually reduced, and normal data transmission is carried out when the normal temperature is reached. The utility model provides a temperature self-interacting little display element can adjust the operating temperature of chip, prevents that the chip temperature from crossing low or too high destruction liquid crystal to reach and show more steadily.
Description
Technical Field
The utility model belongs to the technical field of little the demonstration and specifically relates to a temperature self-interacting shows unit a little.
Background
With the continuous development of micro display technology, the requirements for micro display chips are higher and higher. In various portable wearable devices, the application of the micro display unit is also increasing.
Disclosure of Invention
The utility model provides a little display element of temperature self-interacting can realize chip temperature's self-interacting to guarantee that the liquid crystal can work in stable normal temperature range.
The main contents of the utility model include:
a temperature self-adjusting micro display unit comprises a temperature sensor, a heating circuit, a data transmission control circuit and a liquid crystal display circuit;
the temperature sensor collects the working temperature of the liquid crystal display circuit, and triggers the heating circuit or the data transmission control circuit to gate according to different range values of the collected working temperature, the heating circuit heats the liquid crystal display circuit or the data transmission control circuit reduces the data transmission rate of the liquid crystal display circuit, and the liquid crystal display circuit is maintained to work in a normal temperature range.
Further, a temperature sensor collects the working temperature of the liquid crystal display circuit and converts the working temperature into a corresponding digital temperature code system;
when the temperature code system is in the preset low-temperature code system range, triggering the heating circuit to gate and work, and heating the liquid crystal display circuit by the heating circuit;
when the temperature code system is in the preset high-temperature code system range, the data transmission control circuit is triggered to gate, and the data transmission rate of the liquid crystal display circuit is reduced by the data transmission control circuit.
Further, the temperature code system is preset to three ranges of a low temperature code system, a normal temperature code system and a high temperature code system.
Furthermore, the heating circuit is gated to work under the control of a low-temperature code system output by the temperature sensor, and is closed when the output of the temperature sensor is a normal-temperature code system or a high-temperature code system.
Furthermore, the data transmission control circuit is gated to work under the control of a high-temperature code system output by the temperature sensor, and is closed when the output of the temperature sensor is a normal-temperature code system and a low-temperature code system.
Furthermore, when the output of the temperature sensor is a normal temperature code system, the heating circuit and the data transmission control circuit are both closed.
The beneficial effects of the utility model reside in that:
the utility model provides a temperature self-interacting shows unit a little, including temperature sensor, heating circuit, data transmission control module and liquid crystal display circuit, can carry out temperature regulation according to the difference of the temperature of liquid crystal display circuit place chip work, carry out work on low temperature or high temperature during operation self-interacting temperature adjustment to normal temperature to guarantee that the liquid crystal can work under normal temperature for a long time steadily.
Drawings
FIG. 1 is a schematic diagram of a temperature self-regulating microdisplay unit according to an embodiment of the invention;
fig. 2 shows a temperature range corresponding to the temperature sensor and a corresponding output code system range according to an embodiment of the present invention.
Detailed Description
The technical solution protected by the present invention will be specifically described below with reference to the accompanying drawings.
Please refer to fig. 1 to 2. The utility model provides a temperature self-interacting shows unit a little, including temperature sensor 1, heating circuit 2, data transmission control circuit 3 and liquid crystal display circuit 4, heat or reduce the operation of consumption according to the temperature of chip work, thereby can realize that chip temperature's self-interacting guarantees that the liquid crystal can work in stable normal temperature range.
The temperature sensor 1 collects the working temperature of the liquid crystal display circuit 4 and converts the working temperature into a corresponding digital temperature code system, the temperature code system is divided into a low temperature code system, a normal temperature code system and a high temperature code system, and the temperature code systems in different ranges are sent to different circuits to correspondingly perform different actions.
When the temperature code system is in the low-temperature code system range, the heating circuit 2 is triggered to conduct gating work, the liquid crystal display circuit 4 is heated by the heating circuit 2, and the working temperature of a chip where the liquid crystal display circuit 4 is located is improved by increasing power consumption. When the output of the temperature sensor 1 is in the normal temperature code system or the high temperature code system range, the heating circuit 2 is closed.
When the temperature code system is positioned in the high-temperature code system range, the data transmission control circuit 3 is triggered to carry out gating work, the data transmission control circuit 3 reduces the data transmission rate of the liquid crystal display circuit, and the power consumption of a chip where the liquid crystal display circuit 4 is positioned is reduced, so that the working temperature of the chip is reduced. When the output of the temperature sensor 1 is the normal temperature code system or the low temperature code system, the data transmission control circuit 3 is turned off.
The liquid crystal display circuit can stably work for a long time only at normal temperature, the temperature needs to be adjusted at low temperature or high temperature, and the temperature of the liquid crystal display circuit can be identified by the temperature sensor so as to be converted into a corresponding digital temperature code system.
Wherein the content of the first and second substances,
the temperature sensor converts the working temperature of the acquisition liquid crystal display circuit 4 into a corresponding four-bit output digital temperature code for the next-stage circuit; as shown in fig. 2, the temperature ranges are divided into a low temperature range, a normal temperature range and a high temperature range from low to high, wherein the low temperature range is as follows: 0-20 ℃; normal temperature: 21-80 degrees; the high temperature is 81-100 ℃, and the output four-digit code system is divided into a low temperature code system range 0000-0100, a normal temperature code system range 0101-1000 and a high temperature code system range 0101-1000.
The heating circuit is controlled to work in a gating mode under the control of a low-temperature coding range 0000-0100, the working temperature is improved, and when the output of the temperature sensor is in a normal-temperature coding range 0101-1000 or a high-temperature coding range 1001-1111, the heating circuit is closed.
The data transmission control circuit is controlled to work in a gating mode under the control of a high-temperature code system range 0101-1000, the working temperature is reduced, and when the output of the temperature sensor is in a normal temperature code system range 0101-1000 and a low-temperature code system range 0000-0100, the data transmission control circuit is closed, so that the data transmission rate is kept normal.
The liquid crystal display circuit performs normal data transmission operation within a normal temperature coding range of 0101-1000, and performs temperature self-adjustment through the heating circuit or the data transmission control circuit under low temperature or high temperature conditions.
The above only is the embodiment of the present invention, not limiting the patent scope of the present invention, all the equivalent structures or equivalent processes that are used in the specification and the attached drawings or directly or indirectly applied to other related technical fields are included in the patent protection scope of the present invention.
Claims (6)
1. A temperature self-adjusting micro display unit is characterized by comprising a temperature sensor, a heating circuit, a data transmission control circuit and a liquid crystal display circuit;
the temperature sensor collects the working temperature of the liquid crystal display circuit, and triggers the heating circuit or the data transmission control circuit to gate according to different range values of the collected working temperature, the heating circuit heats the liquid crystal display circuit or the data transmission control circuit reduces the data transmission rate of the liquid crystal display circuit, and the liquid crystal display circuit is maintained to work in a normal temperature range.
2. The temperature self-regulating microdisplay cell of claim 1 in which a temperature sensor collects the operating temperature of the liquid crystal display circuit and converts it to a corresponding digital temperature code;
when the temperature code system is in the preset low-temperature code system range, triggering the heating circuit to gate and work, and heating the liquid crystal display circuit by the heating circuit;
when the temperature code system is in the preset high-temperature code system range, the data transmission control circuit is triggered to gate, and the data transmission rate of the liquid crystal display circuit is reduced by the data transmission control circuit.
3. The temperature self-regulating microdisplay cell of claim 1 in which the temperature code is preset to three ranges, a low temperature code, a normal temperature code and a high temperature code.
4. A temperature self-regulating microdisplay cell according to claim 2 or 3 in which the heating circuit is gated on under the control of the low temperature code output from the temperature sensor and is turned off when the temperature sensor output is either normal or high temperature code.
5. The temperature self-adjusting microdisplay cell of claim 2 or 3 in which the data transfer control circuit is gated on for operation under the control of the high temperature code output from the temperature sensor, and the data transfer rate is reduced to reduce the power consumption of the chip and thus the operating temperature of the chip, and is turned off when the temperature sensor output is normal temperature code and low temperature code.
6. A temperature self-regulating microdisplay cell according to claim 2 or 3 in which the heating circuit and the data transmission control circuit are both turned off when the temperature sensor output is at the normal temperature code.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921891942.8U CN210466155U (en) | 2019-11-05 | 2019-11-05 | Temperature self-adjusting micro display unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921891942.8U CN210466155U (en) | 2019-11-05 | 2019-11-05 | Temperature self-adjusting micro display unit |
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| Publication Number | Publication Date |
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| CN210466155U true CN210466155U (en) | 2020-05-05 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201921891942.8U Active CN210466155U (en) | 2019-11-05 | 2019-11-05 | Temperature self-adjusting micro display unit |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112634831A (en) * | 2020-12-11 | 2021-04-09 | 南京芯视元电子有限公司 | Temperature self-adaptation OLED drive circuit |
-
2019
- 2019-11-05 CN CN201921891942.8U patent/CN210466155U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112634831A (en) * | 2020-12-11 | 2021-04-09 | 南京芯视元电子有限公司 | Temperature self-adaptation OLED drive circuit |
| CN112634831B (en) * | 2020-12-11 | 2021-11-09 | 南京芯视元电子有限公司 | Temperature self-adaptation OLED drive circuit |
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